part: Drop disk_partition_t typedef

We should not be using typedefs and these make it harder to use
forward declarations (to reduce header file inclusions). Drop the typedef.

Signed-off-by: Simon Glass <sjg@chromium.org>

arch/arm/mach-stm32mp/cmd_stm32prog/stm32prog.c

@@ -727,7 +727,7 @@ static int init_device(struct stm32prog_data *data,
 				pr_debug("\n");
 				continue;
 			}
-			disk_partition_t partinfo;
+			struct disk_partition partinfo;
 
 			ret = part_get_info(block_dev, part->part_id,
 					    &partinfo);